2154033412 has 12 divisors (see below), whose sum is σ = 3775164316. Its totient is φ = 1075415040.

The previous prime is 2154033407. The next prime is 2154033457. The reversal of 2154033412 is 2143304512.

It can be written as a sum of positive squares in 2 ways, for example, as 302968836 + 1851064576 = 17406^2 + 43024^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397389 + ... + 402772.

Almost surely, 2^2154033412 is an apocalyptic number.

It is an amenable number.

2154033412 is a deficient number, since it is larger than the sum of its proper divisors (1621130904).

2154033412 is a wasteful number, since it uses less digits than its factorization.

2154033412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800838 (or 800836 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2154033412 is about 46411.5654982678. The cubic root of 2154033412 is about 1291.4694734159.

Adding to 2154033412 its reverse (2143304512), we get a palindrome (4297337924).

The spelling of 2154033412 in words is "two billion, one hundred fifty-four million, thirty-three thousand, four hundred twelve".